Presidium of the Supreme Soviet of the Russian SFSR was created in 1938.

it's an administrative committee, usually permanent and governmental, acting when its parent body is in recess but exercising full powers: the presidium of the Supreme Soviet.

a standing executive committee in a communist country.

the standing executive committee in the former Soviet Union, which functioned as the legislative authority when the Supreme Soviet was not sitting

Mikhail Gorbachev was assigned the title of president on the 15th of march 1990. before that the title was Chairman of the Supreme Soviet. Following his resignation in 1991 the Soviet union formally dissolved.

Not necessarily the Duma was the lower house of the Government assembly- which was nominally democratic, the Presidium is and was the Upper House- the duma roughly corresponds to the .S. House of representatives, and the Presidium to the Senate. I believe both of these have been revived in modern, Post-Soviet Russia. The Presidium had, put mildly, Class. Most modern Presidium officers were ranking officers of the Army or KGB in Soviet times, and Nobility in Czarist days.